Home / 403,341.24-605,138.94-190,100.52

Finding the Fourth Proportional to 403,341.24, 605,138.94 and 190,100.52

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Solution

The fourth proportional to 403,341.24, 605,138.94 and 190,100.52 is: 285,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,341.24 : 605,138.94 = 190,100.52 : x
  2. Step 2: Convert to fraction form
    403,341.24/605,138.94 = 190,100.52/x
  3. Step 3: Cross multiply
    403,341.24x = 605,138.94 × 190,100.52
  4. Step 4: Simplify right side
    403,341.24x = 115,037,227,166.25
  5. Step 5: Solve for x
    x = 115,037,227,166.25/403,341.24
  6. Step 6: Final answer
    x = 285,210.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.